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QCG663: red dwarf star with 8 planets

  QCG663.1  
QCG663.2
  QCG663.3   QCG663.4   QCG663.5   QCG663.6  
QCG663.7
  QCG663.8  

Solar system 'QCG663' comprises the star 'QCG663' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 280 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QCG663', a red dwarf class star that contains about 99.98% of the system's known mass and dominates it gravitationally. QCG663 is located more than 711 lightyears from the center of the galaxy.

This solar system comprises 8 planets

QCG663.1 is a large terrestrial planet (8861 km radius) which orbits its star in 294 Earth days, one day on QCG663.1 lasts 11 Earth hours. Its average temperature is 231 K (-42 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
QCG663.2 is a very small terrestrial planet (2419 km radius) which orbits its star in 541 Earth days, one day on QCG663.2 lasts 50 Earth hours. Its average temperature is 205 K (-68 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QCG663.3 is a very small terrestrial planet (2130 km radius) which orbits its star in 995 Earth days, one day on QCG663.3 lasts 63 Earth hours. Its average temperature is 137 K (-136 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QCG663.4 is a very large terrestrial planet (11439 km radius) which orbits its star in 1828 Earth days, one day on QCG663.4 lasts 9 Earth hours. Its average temperature is 81 K (-192 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 24 moons.
QCG663.5 is a large terrestrial planet (7140 km radius) which orbits its star in 3358 Earth days, one day on QCG663.5 lasts 12 Earth hours. Its average temperature is 45 K (-228 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
QCG663.6 is a large terrestrial planet (8665 km radius) which orbits its star in 6170 Earth days, one day on QCG663.6 lasts 11 Earth hours. Its average temperature is 24 K (-249 C), its atmosphere mainly consists of nitrogen and it has 24 moons.
QCG663.7 is a huge terrestrial planet (14004 km radius) which orbits its star in 14996 Earth days, one day on QCG663.7 lasts 9 Earth hours. Its average temperature is 1936 K (1663 C), its atmosphere mainly consists of hydrogen and it has 110 moons.
QCG663.8 is a small gas giant (19810 km radius) which orbits its star in 41419 Earth days, one day on QCG663.8 lasts 8 Earth hours. Its average temperature is 1038 K (765 C), its atmosphere mainly consists of hydrogen and it has 103 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:QCG663.1QCG663.2QCG663.3QCG663.4QCG663.5
distance from star:60*106 km90*106 km135*106 km203*106 km304*106 km
radius:8861 km2419 km2130 km11439 km7140 km
mass:5565*1021 kg113*1021 kg77*1021 kg11974*1021 kg2911*1021 kg
surface gravity: 4.73 m/s2
0.48 Earths
1.28 m/s2
0.13 Earths
1.13 m/s2
0.11 Earths
6.10 m/s2
0.62 Earths
3.81 m/s2
0.38 Earths
escape velocity:9.156 km/s2.497 km/s2.196 km/s11.82 km/s7.377 km/s
year: 641 QCG663.1 days
294 Earth days
259 QCG663.2 days
541 Earth days
379 QCG663.3 days
995 Earth days
4874 QCG663.4 days
1828 Earth days
6716 QCG663.5 days
3358 Earth days
day:11 hrs50 hrs63 hrs9 hrs12 hrs
axial tilt:28°13°27°27°29°
temperature:231 K
-42 C
205 K
-68 C
137 K
-136 C
81 K
-192 C
45 K
-228 C
atmosphere:71% N2
27% O2
2% CO2
0% other
1% H2
3% He
57% N2
39% O2
0% other
79% N2
17% O2
4% CO2
0% other
23% H2
4% He
27% N2
45% O2
1% CO2
0% other
6% H2
1% He
59% N2
34% O2
0% other
moons:1002418
rings:05000

planet:QCG663.6QCG663.7QCG663.8
distance from star:457*106 km826*106 km1626*106 km
radius:8665 km14004 km19810 km
mass:5204*1021 kg21970*1021 kg62193*1021 kg
surface gravity: 4.62 m/s2
0.47 Earths
7.47 m/s2
0.76 Earths
10.5 m/s2
1.07 Earths
escape velocity:8.953 km/s14.47 km/s20.47 km/s
year: 13461 QCG663.6 days
6170 Earth days
39989 QCG663.7 days
14996 Earth days
124257 QCG663.8 days
41419 Earth days
day:11 hrs9 hrs8 hrs
axial tilt:28°
temperature:24 K
-249 C
1936 K
1663 C
1038 K
765 C
atmosphere:89% N2
5% O2
6% CO2
0% other
98% H2
2% He
0% other
90% H2
10% He
0% other
moons:24110103
rings:0150

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